391774208

素因数分解:

$2^{17}\times 7^2\times {\mathrm{61}}^1$

素因数の和:109

約数の個数: 108

約数和(自身を含む): 926413362

約数和(自身を除く): 534639154

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 61, 64, 98, 112, 122, 128, 196, 224, 244, 256, 392, 427, 448, 488, 512, 784, 854, 896, 976, 1024, 1568, 1708, 1792, 1952, 2048, 2989, 3136, 3416, 3584, 3904, 4096, 5978, 6272, 6832, 7168, 7808, 8192, 11956, 12544, 13664, 14336, 15616, 16384, 23912, 25088, 27328, 28672, 31232, 32768, 47824, 50176, 54656, 57344, 62464, 65536, 95648, 100352, 109312, 114688, 124928, 131072, 191296, 200704, 218624, 229376, 249856, 382592, 401408, 437248, 458752, 499712, 765184, 802816, 874496, 917504, 999424, 1530368, 1605632, 1748992, 1998848, 3060736, 3211264, 3497984, 3997696, 6121472, 6422528, 6995968, 7995392, 12242944, 13991936, 24485888, 27983872, 48971776, 55967744, 97943552, 195887104, 391774208]

約数ペア:

[(1, 391774208), (2, 195887104), (4, 97943552), (7, 55967744), (8, 48971776), (14, 27983872), (16, 24485888), (28, 13991936), (32, 12242944), (49, 7995392), (56, 6995968), (61, 6422528), (64, 6121472), (98, 3997696), (112, 3497984), (122, 3211264), (128, 3060736), (196, 1998848), (224, 1748992), (244, 1605632), (256, 1530368), (392, 999424), (427, 917504), (448, 874496), (488, 802816), (512, 765184), (784, 499712), (854, 458752), (896, 437248), (976, 401408), (1024, 382592), (1568, 249856), (1708, 229376), (1792, 218624), (1952, 200704), (2048, 191296), (2989, 131072), (3136, 124928), (3416, 114688), (3584, 109312), (3904, 100352), (4096, 95648), (5978, 65536), (6272, 62464), (6832, 57344), (7168, 54656), (7808, 50176), (8192, 47824), (11956, 32768), (12544, 31232), (13664, 28672), (14336, 27328), (15616, 25088), (16384, 23912)]